:root {
  color-scheme: light;
  --ink: #17211c;
  --muted: #5f6c65;
  --paper: #ffffff;
  --canvas: #f3f1e9;
  --line: #d8d9d1;
  --green: #155e4b;
  --green-dark: #0c4435;
  --green-soft: #e4f0eb;
  --red: #9b2f2f;
  --red-soft: #faeaea;
  --amber-soft: #fff4d7;
  --shadow: 0 14px 40px rgba(25, 39, 31, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--canvas);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.5;
}

button,
input,
select {
  font: inherit;
}

a {
  color: var(--green-dark);
}

.site-header {
  min-height: 68px;
  padding: 0 5vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
}

.site-header nav,
.site-header nav form {
  display: flex;
  align-items: center;
  gap: 20px;
  margin: 0;
}

.brand {
  color: var(--ink);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.text-button {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--green-dark);
  cursor: pointer;
  text-decoration: underline;
}

.page-shell {
  width: min(1120px, 90vw);
  margin: 0 auto;
  padding: 56px 0 80px;
}

.page-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 30px;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 8px;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.05;
}

h2 {
  margin-bottom: 18px;
  font-size: 1.35rem;
}

.eyebrow,
.step-number {
  margin-bottom: 8px;
  color: var(--green);
  font-family: Arial, sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.step-number {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--green-soft);
  font-size: 0.85rem;
}

.lead {
  color: var(--muted);
  font-size: 1.12rem;
}

.muted,
.optional {
  color: var(--muted);
}

.optional {
  font-size: 0.82rem;
  font-weight: 400;
}

.card {
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.narrow-card {
  width: min(580px, 100%);
  margin: 8vh auto 0;
}

.message-card {
  text-align: center;
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.field {
  margin-bottom: 20px;
}

.field label {
  display: block;
  margin-bottom: 7px;
  font-family: Arial, sans-serif;
  font-weight: 700;
}

.field input,
.field select,
.month-picker input {
  width: 100%;
  min-height: 46px;
  padding: 9px 12px;
  border: 1px solid #aeb6b1;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}

.field input[type="file"] {
  padding: 8px;
}

.field-error {
  margin: 7px 0 0;
  color: var(--red);
  font-family: Arial, sans-serif;
  font-size: 0.9rem;
}

.button {
  min-height: 44px;
  padding: 10px 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  font-family: Arial, sans-serif;
  font-weight: 700;
  text-decoration: none;
}

.button-primary {
  background: var(--green);
  color: #fff;
}

.button-primary:hover {
  background: var(--green-dark);
}

.button-secondary {
  border-color: var(--line);
  background: #fff;
  color: var(--ink);
}

.button:disabled,
input:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.banner,
.notice {
  margin-bottom: 24px;
  padding: 14px 17px;
  border-radius: 10px;
  font-family: Arial, sans-serif;
}

.banner-error {
  background: var(--red-soft);
  color: var(--red);
}

.banner-success {
  background: var(--green-soft);
  color: var(--green-dark);
}

.notice {
  background: var(--amber-soft);
}

.company-list,
.file-list,
.result-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.company-list li + li,
.file-list li + li {
  border-top: 1px solid var(--line);
}

.company-list a,
.file-list a {
  padding: 14px 0;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  overflow-wrap: anywhere;
}

.company-list a {
  text-decoration: none;
}

.workspace-heading {
  align-items: center;
}

.back-link {
  display: inline-block;
  margin-bottom: 12px;
  font-family: Arial, sans-serif;
}

.month-picker {
  min-width: 230px;
}

.month-picker label {
  display: block;
  font-family: Arial, sans-serif;
  font-weight: 700;
}

.month-picker .button {
  width: 100%;
  margin-top: 8px;
}

.month-title {
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 1.15rem;
}

.workspace-columns {
  margin-bottom: 24px;
}

.results-card {
  margin-bottom: 24px;
}

.result-item {
  padding: 16px;
  border-left: 4px solid var(--line);
  background: #f8f8f5;
}

.result-item + .result-item {
  margin-top: 10px;
}

.result-item > strong {
  display: block;
  margin-bottom: 8px;
  overflow-wrap: anywhere;
}

.result-success {
  border-color: var(--green);
  background: var(--green-soft);
}

.result-error {
  border-color: var(--red);
  background: var(--red-soft);
}

.result-question {
  border-color: #c18a12;
  background: var(--amber-soft);
}

.pending-panel p:last-of-type {
  margin-bottom: 12px;
}

.identity div {
  padding: 10px 0;
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 12px;
  border-bottom: 1px solid var(--line);
}

.identity dt {
  color: var(--muted);
}

.identity dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.receipt-list a {
  align-items: center;
  justify-content: start;
}

.receipt-list img {
  width: 64px;
  height: 64px;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  object-fit: cover;
}

[hidden] {
  display: none !important;
}

@media (max-width: 760px) {
  .page-shell {
    width: min(94vw, 620px);
    padding-top: 32px;
  }

  .page-heading,
  .two-column {
    display: grid;
    grid-template-columns: 1fr;
  }

  .month-picker {
    width: 100%;
  }

  .site-header {
    padding: 0 3vw;
  }

  .site-header nav {
    gap: 10px;
  }

  .card {
    border-radius: 12px;
  }
}